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WordReference Random House Learner's Dictionary of American English © 2024BIOS /ˈbaɪoʊs/USA pronunciation n. [countable]- Computingthe part of a computer that directs many basic functions of the system, such as booting and keyboard control.
WordReference Random House Learner's Dictionary of American English © 2024bi•o /ˈbaɪoʊ/USA pronunciation n., pl. bi•os. - Informal Terms biography:[countable][a bio on the first president of the countablery.]
- Informal Terms biology:[uncountable][I had a rough course in bio last term.]
bio-, prefix. - bio- comes from Greek, where it has the meaning "life.'' This meaning is found in such words as: biodegradable, biology, biosphere.
WordReference Random House Unabridged Dictionary of American English © 2024BIOS (bī′ōs),USA pronunciation n. - Computingcomputer firmware that directs many basic functions of the operating system, as booting and keyboard control.
- B(asic) I(nput)/O(utput) south, southern(ystem)
WordReference Random House Unabridged Dictionary of American English © 2024bi•o (bī′ō),USA pronunciation n., pl. bi•os, adj. [Informal.]n. - Informal Termsbiography.
- Informal Termsbiology.
adj. - Informal Termsbiographical.
- Informal Termsbiological:a bio control service using praying mantises to reduce the population of garden pests.
- 1945–50; by shortening; as adjective, adjectival, independent use of bio-, taken as a free form
- a combining form meaning "life'' occurring in loanwords from Greek (biography);
on this model, used in the formation of compound words (bioluminescence).
Also,[esp. before a vowel,] bi-. - akin to Latin vīvus living, Sanskrit jīvas. See quick combining form of Greek bíos life
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